Home / 227,905.60-342,166.20-133,232.80

Finding the Fourth Proportional to 227,905.60, 342,166.20 and 133,232.80

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Solution

The fourth proportional to 227,905.60, 342,166.20 and 133,232.80 is: 200,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,905.60 : 342,166.20 = 133,232.80 : x
  2. Step 2: Convert to fraction form
    227,905.60/342,166.20 = 133,232.80/x
  3. Step 3: Cross multiply
    227,905.60x = 342,166.20 × 133,232.80
  4. Step 4: Simplify right side
    227,905.60x = 45,587,760,891.36
  5. Step 5: Solve for x
    x = 45,587,760,891.36/227,905.60
  6. Step 6: Final answer
    x = 200,029.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.